71250900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:199

約数の個数: 216

約数和(自身を含む): 248171616

約数和(自身を除く): 176920716

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 37, 42, 49, 50, 60, 70, 74, 75, 84, 98, 100, 105, 111, 131, 140, 147, 148, 150, 175, 185, 196, 210, 222, 245, 259, 262, 294, 300, 350, 370, 393, 420, 444, 490, 518, 524, 525, 555, 588, 655, 700, 735, 740, 777, 786, 917, 925, 980, 1036, 1050, 1110, 1225, 1295, 1310, 1470, 1554, 1572, 1813, 1834, 1850, 1965, 2100, 2220, 2450, 2590, 2620, 2751, 2775, 2940, 3108, 3275, 3626, 3668, 3675, 3700, 3885, 3930, 4585, 4847, 4900, 5180, 5439, 5502, 5550, 6419, 6475, 6550, 7252, 7350, 7770, 7860, 9065, 9170, 9694, 9825, 10878, 11004, 11100, 12838, 12950, 13100, 13755, 14541, 14700, 15540, 18130, 18340, 19257, 19388, 19425, 19650, 21756, 22925, 24235, 25676, 25900, 27195, 27510, 29082, 32095, 33929, 36260, 38514, 38850, 39300, 45325, 45850, 48470, 54390, 55020, 58164, 64190, 67858, 68775, 72705, 77028, 77700, 90650, 91700, 96285, 96940, 101787, 108780, 121175, 128380, 135716, 135975, 137550, 145410, 160475, 169645, 181300, 192570, 203574, 237503, 242350, 271950, 275100, 290820, 320950, 339290, 363525, 385140, 407148, 475006, 481425, 484700, 508935, 543900, 641900, 678580, 712509, 727050, 848225, 950012, 962850, 1017870, 1187515, 1425018, 1454100, 1696450, 1925700, 2035740, 2375030, 2544675, 2850036, 3392900, 3562545, 4750060, 5089350, 5937575, 7125090, 10178700, 11875150, 14250180, 17812725, 23750300, 35625450, 71250900]

約数ペア:

[(1, 71250900), (2, 35625450), (3, 23750300), (4, 17812725), (5, 14250180), (6, 11875150), (7, 10178700), (10, 7125090), (12, 5937575), (14, 5089350), (15, 4750060), (20, 3562545), (21, 3392900), (25, 2850036), (28, 2544675), (30, 2375030), (35, 2035740), (37, 1925700), (42, 1696450), (49, 1454100), (50, 1425018), (60, 1187515), (70, 1017870), (74, 962850), (75, 950012), (84, 848225), (98, 727050), (100, 712509), (105, 678580), (111, 641900), (131, 543900), (140, 508935), (147, 484700), (148, 481425), (150, 475006), (175, 407148), (185, 385140), (196, 363525), (210, 339290), (222, 320950), (245, 290820), (259, 275100), (262, 271950), (294, 242350), (300, 237503), (350, 203574), (370, 192570), (393, 181300), (420, 169645), (444, 160475), (490, 145410), (518, 137550), (524, 135975), (525, 135716), (555, 128380), (588, 121175), (655, 108780), (700, 101787), (735, 96940), (740, 96285), (777, 91700), (786, 90650), (917, 77700), (925, 77028), (980, 72705), (1036, 68775), (1050, 67858), (1110, 64190), (1225, 58164), (1295, 55020), (1310, 54390), (1470, 48470), (1554, 45850), (1572, 45325), (1813, 39300), (1834, 38850), (1850, 38514), (1965, 36260), (2100, 33929), (2220, 32095), (2450, 29082), (2590, 27510), (2620, 27195), (2751, 25900), (2775, 25676), (2940, 24235), (3108, 22925), (3275, 21756), (3626, 19650), (3668, 19425), (3675, 19388), (3700, 19257), (3885, 18340), (3930, 18130), (4585, 15540), (4847, 14700), (4900, 14541), (5180, 13755), (5439, 13100), (5502, 12950), (5550, 12838), (6419, 11100), (6475, 11004), (6550, 10878), (7252, 9825), (7350, 9694), (7770, 9170), (7860, 9065)]